Pith Number

pith:ZFFDLK4Y

pith:2017:ZFFDLK4YMDMA3K67ROHK24T7KC

not attested not anchored not stored refs pending

Towards a Decidable LogicWeb via Length-Bounded Derivations

Daeseong Kang, Keehang Kwon

arxiv:1701.03615 v3 · 2017-01-13 · cs.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZFFDLK4YMDMA3K67ROHK24T7KC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:32:36.332960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c94a35ab9860d80dabdf8b8ead727f509e3970e492392fa329352011cecfc2a8

Aliases

arxiv: 1701.03615 · arxiv_version: 1701.03615v3 · doi: 10.48550/arxiv.1701.03615 · pith_short_12: ZFFDLK4YMDMA · pith_short_16: ZFFDLK4YMDMA3K67 · pith_short_8: ZFFDLK4Y

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZFFDLK4YMDMA3K67ROHK24T7KC \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c94a35ab9860d80dabdf8b8ead727f509e3970e492392fa329352011cecfc2a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "269506963ef5d2e0569ece76b965787b38b1c41f0ee146d393f61ebf87250d58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-01-13T10:27:46Z",
    "title_canon_sha256": "732d4d8a89537bb93a0f410814014fb96f52bd4a4f3c9b5943690d8013241dd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03615",
    "kind": "arxiv",
    "version": 3
  }
}